Re: [CAD_CAM_EDM_DRO]Screw drive

Tony,
can you give me an idea of a ball nut diameter for 3/4'' drive screw?
Alex

----- Original Message -----
From: Tony Jeffree <tony@...>
To: <CAD_CAM_EDM_DRO@yahoogroups.com>
Sent: Thursday, March 27, 2003 6:30 PM
Subject: Re: [CAD_CAM_EDM_DRO]Screw drive


> Even so, still significantly bigger than a ball nut.
>
> Regards,
> Tony
>
> At 17:24 27/03/2003 -0500, you wrote:
> >Actually it can be made much smaller by making outside screws of smaller
> >diameter
> >then drive screw.
> >Alex
> >----- Original Message -----
> >From: Tony Jeffree <tony@...>
> >To: <CAD_CAM_EDM_DRO@yahoogroups.com>
> >Sent: Thursday, March 27, 2003 11:36 AM
> >Subject: Re: [CAD_CAM_EDM_DRO]Screw drive
> >
> >
> > > At 10:56 27/03/2003 -0500, you wrote:
> > > >Folks!
> > > >Yesterday I stumbled upon "Model Engineer's Workshop" magazine.
> > > >Besides other interesting staff there was an article on making your
own
> > > >screw drive as a replacement for a ball screw.
> > > >I'm amazed at how easy and inexpensive is to make this kind of
drive -
> > > >basically its an arrangment of three short screws, belonging to a
nut,
> > > >around the drive screw. One short screw can be tightened to adjust
> > > >the backlash.
> > > >It looks like anyone can make this kind of drive in a matter of
hours.
> > > >Cheap too.
> > > >Alex
> > >
> > > Yes - that looked like a neat idea. However, the downside is that they
> >take
> > > up *a lot* more space than the equivalent ball screw.
> > >
> > >
> > > Regards,
> > > Tony
> > >
> > >
> > >
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> >OFF Topic POSTS: General Machining
> >If you wish to post on unlimited OT subjects
> >goto: aol://5863:126/rec.crafts.metalworking or go thru Google.com to
> >reach it if you have trouble.
> >http://www.metalworking.com/news_servers.html
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> >http://groups.yahoo.com/group/jobshophomeshop I consider this to be a
> >sister site to the CCED group, as many of the same members are there, for
> >OT subjects, that are not allowed on the CCED list.
> >
> >NOTICE: ALL POSTINGS TO THIS GROUP BECOME PUBLIC DOMAIN BY POSTING
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> Regards,
> Tony
>
>
>
> Addresses:
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timg@...
> Moderator: pentam@... indigo_red@... [Moderators]
> URL to this group: http://groups.yahoo.com/group/CAD_CAM_EDM_DRO
>
> OFF Topic POSTS: General Machining
> If you wish to post on unlimited OT subjects goto:
aol://5863:126/rec.crafts.metalworking or go thru Google.com to reach it if
you have trouble.
> http://www.metalworking.com/news_servers.html
>
> http://groups.yahoo.com/group/jobshophomeshop I consider this to be a
sister site to the CCED group, as many of the same members are there, for OT
subjects, that are not allowed on the CCED list.
>
> NOTICE: ALL POSTINGS TO THIS GROUP BECOME PUBLIC DOMAIN BY POSTING THEM.
DON'T POST IF YOU CAN NOT ACCEPT THIS.....NO EXCEPTIONS........
> bill
> List Mom
> List Owner
>
>
>
> Your use of Yahoo! Groups is subject to http://docs.yahoo.com/info/terms/
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>